Table 1.

Proportion of Minor 5S rRNAs^**,

Sample	Number of Minor 5S rRNA Clones	Total Clones a	Percent of Minor 5S rRNAs	Significance Level b
Wild type
3-week-old leaf	2	103	1.9	Reference
2-day-old seedling	9	53	17	0.001*
4-day-old leaf	1	56	1.8	0.717
Seed	6	44	13.6	0.009*
Root	7	53	13.2	0.008*
Silique	3	51	5.9	0.203
Flower	2	58	3.4	0.456
ddm1
3-week-old leaf	12	54	22.2	0.00005**
2-day-old seedling	11	55	20	0.0002**
5-azaC (1mM)   3-week-old leaf	10	44	22.7	0.0001**

^aTotal clones = number of minor 5S rRNA clones recovered + number of major 5S rRNA clones recovered.

^bSignificance levels are as follows:

^*, 0.01;

^**,0.001 (Fisher's exact test [see Methods]).